248672000

素因数分解:

$2^8\times 5^3\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:459

約数の個数: 144

約数和(自身を含む): 653671200

約数和(自身を除く): 404999200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 125, 128, 152, 160, 190, 200, 250, 256, 304, 320, 380, 400, 409, 475, 500, 608, 640, 760, 800, 818, 950, 1000, 1216, 1280, 1520, 1600, 1636, 1900, 2000, 2045, 2375, 2432, 3040, 3200, 3272, 3800, 4000, 4090, 4750, 4864, 6080, 6400, 6544, 7600, 7771, 8000, 8180, 9500, 10225, 12160, 13088, 15200, 15542, 16000, 16360, 19000, 20450, 24320, 26176, 30400, 31084, 32000, 32720, 38000, 38855, 40900, 51125, 52352, 60800, 62168, 65440, 76000, 77710, 81800, 102250, 104704, 121600, 124336, 130880, 152000, 155420, 163600, 194275, 204500, 248672, 261760, 304000, 310840, 327200, 388550, 409000, 497344, 523520, 608000, 621680, 654400, 777100, 818000, 971375, 994688, 1243360, 1308800, 1554200, 1636000, 1942750, 1989376, 2486720, 2617600, 3108400, 3272000, 3885500, 4973440, 6216800, 6544000, 7771000, 9946880, 12433600, 13088000, 15542000, 24867200, 31084000, 49734400, 62168000, 124336000, 248672000]

約数ペア:

[(1, 248672000), (2, 124336000), (4, 62168000), (5, 49734400), (8, 31084000), (10, 24867200), (16, 15542000), (19, 13088000), (20, 12433600), (25, 9946880), (32, 7771000), (38, 6544000), (40, 6216800), (50, 4973440), (64, 3885500), (76, 3272000), (80, 3108400), (95, 2617600), (100, 2486720), (125, 1989376), (128, 1942750), (152, 1636000), (160, 1554200), (190, 1308800), (200, 1243360), (250, 994688), (256, 971375), (304, 818000), (320, 777100), (380, 654400), (400, 621680), (409, 608000), (475, 523520), (500, 497344), (608, 409000), (640, 388550), (760, 327200), (800, 310840), (818, 304000), (950, 261760), (1000, 248672), (1216, 204500), (1280, 194275), (1520, 163600), (1600, 155420), (1636, 152000), (1900, 130880), (2000, 124336), (2045, 121600), (2375, 104704), (2432, 102250), (3040, 81800), (3200, 77710), (3272, 76000), (3800, 65440), (4000, 62168), (4090, 60800), (4750, 52352), (4864, 51125), (6080, 40900), (6400, 38855), (6544, 38000), (7600, 32720), (7771, 32000), (8000, 31084), (8180, 30400), (9500, 26176), (10225, 24320), (12160, 20450), (13088, 19000), (15200, 16360), (15542, 16000)]